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Accepting request 1190852 from devel:tools

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OBS-URL: https://build.opensuse.org/request/show/1190852
OBS-URL: https://build.opensuse.org/package/show/openSUSE:Factory/patch?expand=0&rev=48
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Dominique Leuenberger 2024-08-02 15:25:27 +00:00 committed by Git OBS Bridge
commit 71f68bb3b0
3 changed files with 32 additions and 1 deletions
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25
CVE-2019-20633.patch Normal file
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@ -0,0 +1,25 @@
commit a09d9519a57e84d8e2ad592fbba09e8a9faf55f8
Author: Wolfgang Frisch <wolfgang.frisch@suse.com>
Date: Tue Jul 30 14:17:32 2024 +0200
Fix double-free/OOB read in pch.c (CVE-2019-20633)
see also: https://savannah.gnu.org/bugs/index.php?56683#comment1
diff --git a/src/pch.c b/src/pch.c
index fd9c480..57c76de 100644
--- a/src/pch.c
+++ b/src/pch.c
@@ -1183,8 +1183,11 @@ another_hunk (enum diff difftype, bool rev)
while (p_end >= 0) {
if (p_end == p_efake)
p_end = p_bfake; /* don't free twice */
- else
+ else {
free(p_line[p_end]);
+ p_line[p_end] = NULL;
+ p_len[p_end] = 0;
+ }
p_end--;
}
assert(p_end == -1);

5
patch.changes
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@ -1,3 +1,8 @@
-------------------------------------------------------------------
Tue Jul 30 12:19:54 UTC 2024 - Wolfgang Frisch <wolfgang.frisch@suse.com>
- CVE-2019-20633.patch: Fix double-free/OOB read in pch.c (bsc#1167721)
-------------------------------------------------------------------
Thu Feb 29 14:53:57 UTC 2024 - Dominique Leuenberger <dimstar@opensuse.org>

3
patch.spec
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@ -1,7 +1,7 @@
#
# spec file for package patch
#
# Copyright (c) 2022 SUSE LLC
# Copyright (c) 2024 SUSE LLC
#
# All modifications and additions to the file contributed by third parties
# remain the property of their copyright owners, unless otherwise agreed
@ -40,6 +40,7 @@ Patch10: fix-swapping-fake-lines-in-pch_swap.patch
Patch11: abort-when-cleaning-up-fails.patch
Patch12: dont-follow-symlinks-unless-asked.patch
Patch13: pass-the-correct-stat-to-backup-files.patch
Patch14: CVE-2019-20633.patch
# See bnc#662957. The fix for CVE-2010-4651 breaks the way interdiff was
# invoking patch, so interdiff had to be fixed too.
Conflicts: patchutils < 0.3.2